51530556

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:320

約数の個数: 144

約数和(自身を含む): 158118912

約数和(自身を除く): 106588356

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 31, 33, 42, 44, 49, 62, 66, 77, 84, 93, 98, 124, 132, 147, 154, 186, 196, 217, 231, 257, 294, 308, 341, 372, 434, 462, 514, 539, 588, 651, 682, 771, 868, 924, 1023, 1028, 1078, 1302, 1364, 1519, 1542, 1617, 1799, 2046, 2156, 2387, 2604, 2827, 3038, 3084, 3234, 3598, 4092, 4557, 4774, 5397, 5654, 6076, 6468, 7161, 7196, 7967, 8481, 9114, 9548, 10794, 11308, 12593, 14322, 15934, 16709, 16962, 18228, 19789, 21588, 23901, 25186, 28644, 31868, 33418, 33924, 37779, 39578, 47802, 50127, 50372, 55769, 59367, 66836, 75558, 79156, 87637, 95604, 100254, 111538, 118734, 138523, 151116, 167307, 175274, 200508, 223076, 237468, 262911, 277046, 334614, 350548, 390383, 415569, 525822, 554092, 613459, 669228, 780766, 831138, 1051644, 1171149, 1226918, 1561532, 1662276, 1840377, 2342298, 2453836, 3680754, 4294213, 4684596, 7361508, 8588426, 12882639, 17176852, 25765278, 51530556]

約数ペア:

[(1, 51530556), (2, 25765278), (3, 17176852), (4, 12882639), (6, 8588426), (7, 7361508), (11, 4684596), (12, 4294213), (14, 3680754), (21, 2453836), (22, 2342298), (28, 1840377), (31, 1662276), (33, 1561532), (42, 1226918), (44, 1171149), (49, 1051644), (62, 831138), (66, 780766), (77, 669228), (84, 613459), (93, 554092), (98, 525822), (124, 415569), (132, 390383), (147, 350548), (154, 334614), (186, 277046), (196, 262911), (217, 237468), (231, 223076), (257, 200508), (294, 175274), (308, 167307), (341, 151116), (372, 138523), (434, 118734), (462, 111538), (514, 100254), (539, 95604), (588, 87637), (651, 79156), (682, 75558), (771, 66836), (868, 59367), (924, 55769), (1023, 50372), (1028, 50127), (1078, 47802), (1302, 39578), (1364, 37779), (1519, 33924), (1542, 33418), (1617, 31868), (1799, 28644), (2046, 25186), (2156, 23901), (2387, 21588), (2604, 19789), (2827, 18228), (3038, 16962), (3084, 16709), (3234, 15934), (3598, 14322), (4092, 12593), (4557, 11308), (4774, 10794), (5397, 9548), (5654, 9114), (6076, 8481), (6468, 7967), (7161, 7196)]